1 /* 2 * wm9713.c -- ALSA Soc WM9713 codec support 3 * 4 * Copyright 2006 Wolfson Microelectronics PLC. 5 * Author: Liam Girdwood <lrg@slimlogic.co.uk> 6 * 7 * This program is free software; you can redistribute it and/or modify it 8 * under the terms of the GNU General Public License as published by the 9 * Free Software Foundation; either version 2 of the License, or (at your 10 * option) any later version. 11 * 12 * Features:- 13 * 14 * o Support for AC97 Codec, Voice DAC and Aux DAC 15 * o Support for DAPM 16 */ 17 18 #include <linux/init.h> 19 #include <linux/module.h> 20 #include <linux/device.h> 21 #include <sound/core.h> 22 #include <sound/pcm.h> 23 #include <sound/ac97_codec.h> 24 #include <sound/initval.h> 25 #include <sound/pcm_params.h> 26 #include <sound/soc.h> 27 #include <sound/soc-dapm.h> 28 29 #include "wm9713.h" 30 31 #define WM9713_VERSION "0.15" 32 33 struct wm9713_priv { 34 u32 pll_in; /* PLL input frequency */ 35 u32 pll_out; /* PLL output frequency */ 36 }; 37 38 static unsigned int ac97_read(struct snd_soc_codec *codec, 39 unsigned int reg); 40 static int ac97_write(struct snd_soc_codec *codec, 41 unsigned int reg, unsigned int val); 42 43 /* 44 * WM9713 register cache 45 * Reg 0x3c bit 15 is used by touch driver. 46 */ 47 static const u16 wm9713_reg[] = { 48 0x6174, 0x8080, 0x8080, 0x8080, 49 0xc880, 0xe808, 0xe808, 0x0808, 50 0x00da, 0x8000, 0xd600, 0xaaa0, 51 0xaaa0, 0xaaa0, 0x0000, 0x0000, 52 0x0f0f, 0x0040, 0x0000, 0x7f00, 53 0x0405, 0x0410, 0xbb80, 0xbb80, 54 0x0000, 0xbb80, 0x0000, 0x4523, 55 0x0000, 0x2000, 0x7eff, 0xffff, 56 0x0000, 0x0000, 0x0080, 0x0000, 57 0x0000, 0x0000, 0xfffe, 0xffff, 58 0x0000, 0x0000, 0x0000, 0xfffe, 59 0x4000, 0x0000, 0x0000, 0x0000, 60 0xb032, 0x3e00, 0x0000, 0x0000, 61 0x0000, 0x0000, 0x0000, 0x0000, 62 0x0000, 0x0000, 0x0000, 0x0006, 63 0x0001, 0x0000, 0x574d, 0x4c13, 64 0x0000, 0x0000, 0x0000 65 }; 66 67 /* virtual HP mixers regs */ 68 #define HPL_MIXER 0x80 69 #define HPR_MIXER 0x82 70 #define MICB_MUX 0x82 71 72 static const char *wm9713_mic_mixer[] = {"Stereo", "Mic 1", "Mic 2", "Mute"}; 73 static const char *wm9713_rec_mux[] = {"Stereo", "Left", "Right", "Mute"}; 74 static const char *wm9713_rec_src[] = 75 {"Mic 1", "Mic 2", "Line", "Mono In", "Headphone", "Speaker", 76 "Mono Out", "Zh"}; 77 static const char *wm9713_rec_gain[] = {"+1.5dB Steps", "+0.75dB Steps"}; 78 static const char *wm9713_alc_select[] = {"None", "Left", "Right", "Stereo"}; 79 static const char *wm9713_mono_pga[] = {"Vmid", "Zh", "Mono", "Inv", 80 "Mono Vmid", "Inv Vmid"}; 81 static const char *wm9713_spk_pga[] = 82 {"Vmid", "Zh", "Headphone", "Speaker", "Inv", "Headphone Vmid", 83 "Speaker Vmid", "Inv Vmid"}; 84 static const char *wm9713_hp_pga[] = {"Vmid", "Zh", "Headphone", 85 "Headphone Vmid"}; 86 static const char *wm9713_out3_pga[] = {"Vmid", "Zh", "Inv 1", "Inv 1 Vmid"}; 87 static const char *wm9713_out4_pga[] = {"Vmid", "Zh", "Inv 2", "Inv 2 Vmid"}; 88 static const char *wm9713_dac_inv[] = 89 {"Off", "Mono", "Speaker", "Left Headphone", "Right Headphone", 90 "Headphone Mono", "NC", "Vmid"}; 91 static const char *wm9713_bass[] = {"Linear Control", "Adaptive Boost"}; 92 static const char *wm9713_ng_type[] = {"Constant Gain", "Mute"}; 93 static const char *wm9713_mic_select[] = {"Mic 1", "Mic 2 A", "Mic 2 B"}; 94 static const char *wm9713_micb_select[] = {"MPB", "MPA"}; 95 96 static const struct soc_enum wm9713_enum[] = { 97 SOC_ENUM_SINGLE(AC97_LINE, 3, 4, wm9713_mic_mixer), /* record mic mixer 0 */ 98 SOC_ENUM_SINGLE(AC97_VIDEO, 14, 4, wm9713_rec_mux), /* record mux hp 1 */ 99 SOC_ENUM_SINGLE(AC97_VIDEO, 9, 4, wm9713_rec_mux), /* record mux mono 2 */ 100 SOC_ENUM_SINGLE(AC97_VIDEO, 3, 8, wm9713_rec_src), /* record mux left 3 */ 101 SOC_ENUM_SINGLE(AC97_VIDEO, 0, 8, wm9713_rec_src), /* record mux right 4*/ 102 SOC_ENUM_DOUBLE(AC97_CD, 14, 6, 2, wm9713_rec_gain), /* record step size 5 */ 103 SOC_ENUM_SINGLE(AC97_PCI_SVID, 14, 4, wm9713_alc_select), /* alc source select 6*/ 104 SOC_ENUM_SINGLE(AC97_REC_GAIN, 14, 4, wm9713_mono_pga), /* mono input select 7 */ 105 SOC_ENUM_SINGLE(AC97_REC_GAIN, 11, 8, wm9713_spk_pga), /* speaker left input select 8 */ 106 SOC_ENUM_SINGLE(AC97_REC_GAIN, 8, 8, wm9713_spk_pga), /* speaker right input select 9 */ 107 SOC_ENUM_SINGLE(AC97_REC_GAIN, 6, 3, wm9713_hp_pga), /* headphone left input 10 */ 108 SOC_ENUM_SINGLE(AC97_REC_GAIN, 4, 3, wm9713_hp_pga), /* headphone right input 11 */ 109 SOC_ENUM_SINGLE(AC97_REC_GAIN, 2, 4, wm9713_out3_pga), /* out 3 source 12 */ 110 SOC_ENUM_SINGLE(AC97_REC_GAIN, 0, 4, wm9713_out4_pga), /* out 4 source 13 */ 111 SOC_ENUM_SINGLE(AC97_REC_GAIN_MIC, 13, 8, wm9713_dac_inv), /* dac invert 1 14 */ 112 SOC_ENUM_SINGLE(AC97_REC_GAIN_MIC, 10, 8, wm9713_dac_inv), /* dac invert 2 15 */ 113 SOC_ENUM_SINGLE(AC97_GENERAL_PURPOSE, 15, 2, wm9713_bass), /* bass control 16 */ 114 SOC_ENUM_SINGLE(AC97_PCI_SVID, 5, 2, wm9713_ng_type), /* noise gate type 17 */ 115 SOC_ENUM_SINGLE(AC97_3D_CONTROL, 12, 3, wm9713_mic_select), /* mic selection 18 */ 116 SOC_ENUM_SINGLE(MICB_MUX, 0, 2, wm9713_micb_select), /* mic selection 19 */ 117 }; 118 119 static const struct snd_kcontrol_new wm9713_snd_ac97_controls[] = { 120 SOC_DOUBLE("Speaker Playback Volume", AC97_MASTER, 8, 0, 31, 1), 121 SOC_DOUBLE("Speaker Playback Switch", AC97_MASTER, 15, 7, 1, 1), 122 SOC_DOUBLE("Headphone Playback Volume", AC97_HEADPHONE, 8, 0, 31, 1), 123 SOC_DOUBLE("Headphone Playback Switch", AC97_HEADPHONE, 15, 7, 1, 1), 124 SOC_DOUBLE("Line In Volume", AC97_PC_BEEP, 8, 0, 31, 1), 125 SOC_DOUBLE("PCM Playback Volume", AC97_PHONE, 8, 0, 31, 1), 126 SOC_SINGLE("Mic 1 Volume", AC97_MIC, 8, 31, 1), 127 SOC_SINGLE("Mic 2 Volume", AC97_MIC, 0, 31, 1), 128 129 SOC_SINGLE("Mic Boost (+20dB) Switch", AC97_LINE, 5, 1, 0), 130 SOC_SINGLE("Mic Headphone Mixer Volume", AC97_LINE, 0, 7, 1), 131 132 SOC_SINGLE("Capture Switch", AC97_CD, 15, 1, 1), 133 SOC_ENUM("Capture Volume Steps", wm9713_enum[5]), 134 SOC_DOUBLE("Capture Volume", AC97_CD, 8, 0, 31, 0), 135 SOC_SINGLE("Capture ZC Switch", AC97_CD, 7, 1, 0), 136 137 SOC_SINGLE("Capture to Headphone Volume", AC97_VIDEO, 11, 7, 1), 138 SOC_SINGLE("Capture to Mono Boost (+20dB) Switch", AC97_VIDEO, 8, 1, 0), 139 SOC_SINGLE("Capture ADC Boost (+20dB) Switch", AC97_VIDEO, 6, 1, 0), 140 141 SOC_SINGLE("ALC Target Volume", AC97_CODEC_CLASS_REV, 12, 15, 0), 142 SOC_SINGLE("ALC Hold Time", AC97_CODEC_CLASS_REV, 8, 15, 0), 143 SOC_SINGLE("ALC Decay Time", AC97_CODEC_CLASS_REV, 4, 15, 0), 144 SOC_SINGLE("ALC Attack Time", AC97_CODEC_CLASS_REV, 0, 15, 0), 145 SOC_ENUM("ALC Function", wm9713_enum[6]), 146 SOC_SINGLE("ALC Max Volume", AC97_PCI_SVID, 11, 7, 0), 147 SOC_SINGLE("ALC ZC Timeout", AC97_PCI_SVID, 9, 3, 0), 148 SOC_SINGLE("ALC ZC Switch", AC97_PCI_SVID, 8, 1, 0), 149 SOC_SINGLE("ALC NG Switch", AC97_PCI_SVID, 7, 1, 0), 150 SOC_ENUM("ALC NG Type", wm9713_enum[17]), 151 SOC_SINGLE("ALC NG Threshold", AC97_PCI_SVID, 0, 31, 0), 152 153 SOC_DOUBLE("Speaker Playback ZC Switch", AC97_MASTER, 14, 6, 1, 0), 154 SOC_DOUBLE("Headphone Playback ZC Switch", AC97_HEADPHONE, 14, 6, 1, 0), 155 156 SOC_SINGLE("Out4 Playback Switch", AC97_MASTER_MONO, 15, 1, 1), 157 SOC_SINGLE("Out4 Playback ZC Switch", AC97_MASTER_MONO, 14, 1, 0), 158 SOC_SINGLE("Out4 Playback Volume", AC97_MASTER_MONO, 8, 63, 1), 159 160 SOC_SINGLE("Out3 Playback Switch", AC97_MASTER_MONO, 7, 1, 1), 161 SOC_SINGLE("Out3 Playback ZC Switch", AC97_MASTER_MONO, 6, 1, 0), 162 SOC_SINGLE("Out3 Playback Volume", AC97_MASTER_MONO, 0, 63, 1), 163 164 SOC_SINGLE("Mono Capture Volume", AC97_MASTER_TONE, 8, 31, 1), 165 SOC_SINGLE("Mono Playback Switch", AC97_MASTER_TONE, 7, 1, 1), 166 SOC_SINGLE("Mono Playback ZC Switch", AC97_MASTER_TONE, 6, 1, 0), 167 SOC_SINGLE("Mono Playback Volume", AC97_MASTER_TONE, 0, 31, 1), 168 169 SOC_SINGLE("PC Beep Playback Headphone Volume", AC97_AUX, 12, 7, 1), 170 SOC_SINGLE("PC Beep Playback Speaker Volume", AC97_AUX, 8, 7, 1), 171 SOC_SINGLE("PC Beep Playback Mono Volume", AC97_AUX, 4, 7, 1), 172 173 SOC_SINGLE("Voice Playback Headphone Volume", AC97_PCM, 12, 7, 1), 174 SOC_SINGLE("Voice Playback Master Volume", AC97_PCM, 8, 7, 1), 175 SOC_SINGLE("Voice Playback Mono Volume", AC97_PCM, 4, 7, 1), 176 177 SOC_SINGLE("Aux Playback Headphone Volume", AC97_REC_SEL, 12, 7, 1), 178 SOC_SINGLE("Aux Playback Master Volume", AC97_REC_SEL, 8, 7, 1), 179 SOC_SINGLE("Aux Playback Mono Volume", AC97_REC_SEL, 4, 7, 1), 180 181 SOC_ENUM("Bass Control", wm9713_enum[16]), 182 SOC_SINGLE("Bass Cut-off Switch", AC97_GENERAL_PURPOSE, 12, 1, 1), 183 SOC_SINGLE("Tone Cut-off Switch", AC97_GENERAL_PURPOSE, 4, 1, 1), 184 SOC_SINGLE("Playback Attenuate (-6dB) Switch", AC97_GENERAL_PURPOSE, 6, 1, 0), 185 SOC_SINGLE("Bass Volume", AC97_GENERAL_PURPOSE, 8, 15, 1), 186 SOC_SINGLE("Tone Volume", AC97_GENERAL_PURPOSE, 0, 15, 1), 187 188 SOC_SINGLE("3D Upper Cut-off Switch", AC97_REC_GAIN_MIC, 5, 1, 0), 189 SOC_SINGLE("3D Lower Cut-off Switch", AC97_REC_GAIN_MIC, 4, 1, 0), 190 SOC_SINGLE("3D Depth", AC97_REC_GAIN_MIC, 0, 15, 1), 191 }; 192 193 /* add non dapm controls */ 194 static int wm9713_add_controls(struct snd_soc_codec *codec) 195 { 196 int err, i; 197 198 for (i = 0; i < ARRAY_SIZE(wm9713_snd_ac97_controls); i++) { 199 err = snd_ctl_add(codec->card, 200 snd_soc_cnew(&wm9713_snd_ac97_controls[i], 201 codec, NULL)); 202 if (err < 0) 203 return err; 204 } 205 return 0; 206 } 207 208 /* We have to create a fake left and right HP mixers because 209 * the codec only has a single control that is shared by both channels. 210 * This makes it impossible to determine the audio path using the current 211 * register map, thus we add a new (virtual) register to help determine the 212 * audio route within the device. 213 */ 214 static int mixer_event(struct snd_soc_dapm_widget *w, 215 struct snd_kcontrol *kcontrol, int event) 216 { 217 u16 l, r, beep, tone, phone, rec, pcm, aux; 218 219 l = ac97_read(w->codec, HPL_MIXER); 220 r = ac97_read(w->codec, HPR_MIXER); 221 beep = ac97_read(w->codec, AC97_PC_BEEP); 222 tone = ac97_read(w->codec, AC97_MASTER_TONE); 223 phone = ac97_read(w->codec, AC97_PHONE); 224 rec = ac97_read(w->codec, AC97_REC_SEL); 225 pcm = ac97_read(w->codec, AC97_PCM); 226 aux = ac97_read(w->codec, AC97_AUX); 227 228 if (event & SND_SOC_DAPM_PRE_REG) 229 return 0; 230 if ((l & 0x1) || (r & 0x1)) 231 ac97_write(w->codec, AC97_PC_BEEP, beep & 0x7fff); 232 else 233 ac97_write(w->codec, AC97_PC_BEEP, beep | 0x8000); 234 235 if ((l & 0x2) || (r & 0x2)) 236 ac97_write(w->codec, AC97_MASTER_TONE, tone & 0x7fff); 237 else 238 ac97_write(w->codec, AC97_MASTER_TONE, tone | 0x8000); 239 240 if ((l & 0x4) || (r & 0x4)) 241 ac97_write(w->codec, AC97_PHONE, phone & 0x7fff); 242 else 243 ac97_write(w->codec, AC97_PHONE, phone | 0x8000); 244 245 if ((l & 0x8) || (r & 0x8)) 246 ac97_write(w->codec, AC97_REC_SEL, rec & 0x7fff); 247 else 248 ac97_write(w->codec, AC97_REC_SEL, rec | 0x8000); 249 250 if ((l & 0x10) || (r & 0x10)) 251 ac97_write(w->codec, AC97_PCM, pcm & 0x7fff); 252 else 253 ac97_write(w->codec, AC97_PCM, pcm | 0x8000); 254 255 if ((l & 0x20) || (r & 0x20)) 256 ac97_write(w->codec, AC97_AUX, aux & 0x7fff); 257 else 258 ac97_write(w->codec, AC97_AUX, aux | 0x8000); 259 260 return 0; 261 } 262 263 /* Left Headphone Mixers */ 264 static const struct snd_kcontrol_new wm9713_hpl_mixer_controls[] = { 265 SOC_DAPM_SINGLE("PC Beep Playback Switch", HPL_MIXER, 5, 1, 0), 266 SOC_DAPM_SINGLE("Voice Playback Switch", HPL_MIXER, 4, 1, 0), 267 SOC_DAPM_SINGLE("Aux Playback Switch", HPL_MIXER, 3, 1, 0), 268 SOC_DAPM_SINGLE("PCM Playback Switch", HPL_MIXER, 2, 1, 0), 269 SOC_DAPM_SINGLE("MonoIn Playback Switch", HPL_MIXER, 1, 1, 0), 270 SOC_DAPM_SINGLE("Bypass Playback Switch", HPL_MIXER, 0, 1, 0), 271 }; 272 273 /* Right Headphone Mixers */ 274 static const struct snd_kcontrol_new wm9713_hpr_mixer_controls[] = { 275 SOC_DAPM_SINGLE("PC Beep Playback Switch", HPR_MIXER, 5, 1, 0), 276 SOC_DAPM_SINGLE("Voice Playback Switch", HPR_MIXER, 4, 1, 0), 277 SOC_DAPM_SINGLE("Aux Playback Switch", HPR_MIXER, 3, 1, 0), 278 SOC_DAPM_SINGLE("PCM Playback Switch", HPR_MIXER, 2, 1, 0), 279 SOC_DAPM_SINGLE("MonoIn Playback Switch", HPR_MIXER, 1, 1, 0), 280 SOC_DAPM_SINGLE("Bypass Playback Switch", HPR_MIXER, 0, 1, 0), 281 }; 282 283 /* headphone capture mux */ 284 static const struct snd_kcontrol_new wm9713_hp_rec_mux_controls = 285 SOC_DAPM_ENUM("Route", wm9713_enum[1]); 286 287 /* headphone mic mux */ 288 static const struct snd_kcontrol_new wm9713_hp_mic_mux_controls = 289 SOC_DAPM_ENUM("Route", wm9713_enum[0]); 290 291 /* Speaker Mixer */ 292 static const struct snd_kcontrol_new wm9713_speaker_mixer_controls[] = { 293 SOC_DAPM_SINGLE("PC Beep Playback Switch", AC97_AUX, 11, 1, 1), 294 SOC_DAPM_SINGLE("Voice Playback Switch", AC97_PCM, 11, 1, 1), 295 SOC_DAPM_SINGLE("Aux Playback Switch", AC97_REC_SEL, 11, 1, 1), 296 SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PHONE, 14, 1, 1), 297 SOC_DAPM_SINGLE("MonoIn Playback Switch", AC97_MASTER_TONE, 14, 1, 1), 298 SOC_DAPM_SINGLE("Bypass Playback Switch", AC97_PC_BEEP, 14, 1, 1), 299 }; 300 301 /* Mono Mixer */ 302 static const struct snd_kcontrol_new wm9713_mono_mixer_controls[] = { 303 SOC_DAPM_SINGLE("PC Beep Playback Switch", AC97_AUX, 7, 1, 1), 304 SOC_DAPM_SINGLE("Voice Playback Switch", AC97_PCM, 7, 1, 1), 305 SOC_DAPM_SINGLE("Aux Playback Switch", AC97_REC_SEL, 7, 1, 1), 306 SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PHONE, 13, 1, 1), 307 SOC_DAPM_SINGLE("MonoIn Playback Switch", AC97_MASTER_TONE, 13, 1, 1), 308 SOC_DAPM_SINGLE("Bypass Playback Switch", AC97_PC_BEEP, 13, 1, 1), 309 SOC_DAPM_SINGLE("Mic 1 Sidetone Switch", AC97_LINE, 7, 1, 1), 310 SOC_DAPM_SINGLE("Mic 2 Sidetone Switch", AC97_LINE, 6, 1, 1), 311 }; 312 313 /* mono mic mux */ 314 static const struct snd_kcontrol_new wm9713_mono_mic_mux_controls = 315 SOC_DAPM_ENUM("Route", wm9713_enum[2]); 316 317 /* mono output mux */ 318 static const struct snd_kcontrol_new wm9713_mono_mux_controls = 319 SOC_DAPM_ENUM("Route", wm9713_enum[7]); 320 321 /* speaker left output mux */ 322 static const struct snd_kcontrol_new wm9713_hp_spkl_mux_controls = 323 SOC_DAPM_ENUM("Route", wm9713_enum[8]); 324 325 /* speaker right output mux */ 326 static const struct snd_kcontrol_new wm9713_hp_spkr_mux_controls = 327 SOC_DAPM_ENUM("Route", wm9713_enum[9]); 328 329 /* headphone left output mux */ 330 static const struct snd_kcontrol_new wm9713_hpl_out_mux_controls = 331 SOC_DAPM_ENUM("Route", wm9713_enum[10]); 332 333 /* headphone right output mux */ 334 static const struct snd_kcontrol_new wm9713_hpr_out_mux_controls = 335 SOC_DAPM_ENUM("Route", wm9713_enum[11]); 336 337 /* Out3 mux */ 338 static const struct snd_kcontrol_new wm9713_out3_mux_controls = 339 SOC_DAPM_ENUM("Route", wm9713_enum[12]); 340 341 /* Out4 mux */ 342 static const struct snd_kcontrol_new wm9713_out4_mux_controls = 343 SOC_DAPM_ENUM("Route", wm9713_enum[13]); 344 345 /* DAC inv mux 1 */ 346 static const struct snd_kcontrol_new wm9713_dac_inv1_mux_controls = 347 SOC_DAPM_ENUM("Route", wm9713_enum[14]); 348 349 /* DAC inv mux 2 */ 350 static const struct snd_kcontrol_new wm9713_dac_inv2_mux_controls = 351 SOC_DAPM_ENUM("Route", wm9713_enum[15]); 352 353 /* Capture source left */ 354 static const struct snd_kcontrol_new wm9713_rec_srcl_mux_controls = 355 SOC_DAPM_ENUM("Route", wm9713_enum[3]); 356 357 /* Capture source right */ 358 static const struct snd_kcontrol_new wm9713_rec_srcr_mux_controls = 359 SOC_DAPM_ENUM("Route", wm9713_enum[4]); 360 361 /* mic source */ 362 static const struct snd_kcontrol_new wm9713_mic_sel_mux_controls = 363 SOC_DAPM_ENUM("Route", wm9713_enum[18]); 364 365 /* mic source B virtual control */ 366 static const struct snd_kcontrol_new wm9713_micb_sel_mux_controls = 367 SOC_DAPM_ENUM("Route", wm9713_enum[19]); 368 369 static const struct snd_soc_dapm_widget wm9713_dapm_widgets[] = { 370 SND_SOC_DAPM_MUX("Capture Headphone Mux", SND_SOC_NOPM, 0, 0, 371 &wm9713_hp_rec_mux_controls), 372 SND_SOC_DAPM_MUX("Sidetone Mux", SND_SOC_NOPM, 0, 0, 373 &wm9713_hp_mic_mux_controls), 374 SND_SOC_DAPM_MUX("Capture Mono Mux", SND_SOC_NOPM, 0, 0, 375 &wm9713_mono_mic_mux_controls), 376 SND_SOC_DAPM_MUX("Mono Out Mux", SND_SOC_NOPM, 0, 0, 377 &wm9713_mono_mux_controls), 378 SND_SOC_DAPM_MUX("Left Speaker Out Mux", SND_SOC_NOPM, 0, 0, 379 &wm9713_hp_spkl_mux_controls), 380 SND_SOC_DAPM_MUX("Right Speaker Out Mux", SND_SOC_NOPM, 0, 0, 381 &wm9713_hp_spkr_mux_controls), 382 SND_SOC_DAPM_MUX("Left Headphone Out Mux", SND_SOC_NOPM, 0, 0, 383 &wm9713_hpl_out_mux_controls), 384 SND_SOC_DAPM_MUX("Right Headphone Out Mux", SND_SOC_NOPM, 0, 0, 385 &wm9713_hpr_out_mux_controls), 386 SND_SOC_DAPM_MUX("Out 3 Mux", SND_SOC_NOPM, 0, 0, 387 &wm9713_out3_mux_controls), 388 SND_SOC_DAPM_MUX("Out 4 Mux", SND_SOC_NOPM, 0, 0, 389 &wm9713_out4_mux_controls), 390 SND_SOC_DAPM_MUX("DAC Inv Mux 1", SND_SOC_NOPM, 0, 0, 391 &wm9713_dac_inv1_mux_controls), 392 SND_SOC_DAPM_MUX("DAC Inv Mux 2", SND_SOC_NOPM, 0, 0, 393 &wm9713_dac_inv2_mux_controls), 394 SND_SOC_DAPM_MUX("Left Capture Source", SND_SOC_NOPM, 0, 0, 395 &wm9713_rec_srcl_mux_controls), 396 SND_SOC_DAPM_MUX("Right Capture Source", SND_SOC_NOPM, 0, 0, 397 &wm9713_rec_srcr_mux_controls), 398 SND_SOC_DAPM_MUX("Mic A Source", SND_SOC_NOPM, 0, 0, 399 &wm9713_mic_sel_mux_controls), 400 SND_SOC_DAPM_MUX("Mic B Source", SND_SOC_NOPM, 0, 0, 401 &wm9713_micb_sel_mux_controls), 402 SND_SOC_DAPM_MIXER_E("Left HP Mixer", AC97_EXTENDED_MID, 3, 1, 403 &wm9713_hpl_mixer_controls[0], ARRAY_SIZE(wm9713_hpl_mixer_controls), 404 mixer_event, SND_SOC_DAPM_POST_REG), 405 SND_SOC_DAPM_MIXER_E("Right HP Mixer", AC97_EXTENDED_MID, 2, 1, 406 &wm9713_hpr_mixer_controls[0], ARRAY_SIZE(wm9713_hpr_mixer_controls), 407 mixer_event, SND_SOC_DAPM_POST_REG), 408 SND_SOC_DAPM_MIXER("Mono Mixer", AC97_EXTENDED_MID, 0, 1, 409 &wm9713_mono_mixer_controls[0], ARRAY_SIZE(wm9713_mono_mixer_controls)), 410 SND_SOC_DAPM_MIXER("Speaker Mixer", AC97_EXTENDED_MID, 1, 1, 411 &wm9713_speaker_mixer_controls[0], 412 ARRAY_SIZE(wm9713_speaker_mixer_controls)), 413 SND_SOC_DAPM_DAC("Left DAC", "Left HiFi Playback", AC97_EXTENDED_MID, 7, 1), 414 SND_SOC_DAPM_DAC("Right DAC", "Right HiFi Playback", AC97_EXTENDED_MID, 6, 1), 415 SND_SOC_DAPM_MIXER("AC97 Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), 416 SND_SOC_DAPM_MIXER("HP Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), 417 SND_SOC_DAPM_MIXER("Line Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), 418 SND_SOC_DAPM_MIXER("Capture Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), 419 SND_SOC_DAPM_DAC("Voice DAC", "Voice Playback", AC97_EXTENDED_MID, 12, 1), 420 SND_SOC_DAPM_DAC("Aux DAC", "Aux Playback", AC97_EXTENDED_MID, 11, 1), 421 SND_SOC_DAPM_PGA("Left ADC", AC97_EXTENDED_MID, 5, 1, NULL, 0), 422 SND_SOC_DAPM_PGA("Right ADC", AC97_EXTENDED_MID, 4, 1, NULL, 0), 423 SND_SOC_DAPM_ADC("Left HiFi ADC", "Left HiFi Capture", SND_SOC_NOPM, 0, 0), 424 SND_SOC_DAPM_ADC("Right HiFi ADC", "Right HiFi Capture", SND_SOC_NOPM, 0, 0), 425 SND_SOC_DAPM_ADC("Left Voice ADC", "Left Voice Capture", SND_SOC_NOPM, 0, 0), 426 SND_SOC_DAPM_ADC("Right Voice ADC", "Right Voice Capture", SND_SOC_NOPM, 0, 0), 427 SND_SOC_DAPM_PGA("Left Headphone", AC97_EXTENDED_MSTATUS, 10, 1, NULL, 0), 428 SND_SOC_DAPM_PGA("Right Headphone", AC97_EXTENDED_MSTATUS, 9, 1, NULL, 0), 429 SND_SOC_DAPM_PGA("Left Speaker", AC97_EXTENDED_MSTATUS, 8, 1, NULL, 0), 430 SND_SOC_DAPM_PGA("Right Speaker", AC97_EXTENDED_MSTATUS, 7, 1, NULL, 0), 431 SND_SOC_DAPM_PGA("Out 3", AC97_EXTENDED_MSTATUS, 11, 1, NULL, 0), 432 SND_SOC_DAPM_PGA("Out 4", AC97_EXTENDED_MSTATUS, 12, 1, NULL, 0), 433 SND_SOC_DAPM_PGA("Mono Out", AC97_EXTENDED_MSTATUS, 13, 1, NULL, 0), 434 SND_SOC_DAPM_PGA("Left Line In", AC97_EXTENDED_MSTATUS, 6, 1, NULL, 0), 435 SND_SOC_DAPM_PGA("Right Line In", AC97_EXTENDED_MSTATUS, 5, 1, NULL, 0), 436 SND_SOC_DAPM_PGA("Mono In", AC97_EXTENDED_MSTATUS, 4, 1, NULL, 0), 437 SND_SOC_DAPM_PGA("Mic A PGA", AC97_EXTENDED_MSTATUS, 3, 1, NULL, 0), 438 SND_SOC_DAPM_PGA("Mic B PGA", AC97_EXTENDED_MSTATUS, 2, 1, NULL, 0), 439 SND_SOC_DAPM_PGA("Mic A Pre Amp", AC97_EXTENDED_MSTATUS, 1, 1, NULL, 0), 440 SND_SOC_DAPM_PGA("Mic B Pre Amp", AC97_EXTENDED_MSTATUS, 0, 1, NULL, 0), 441 SND_SOC_DAPM_MICBIAS("Mic Bias", AC97_EXTENDED_MSTATUS, 14, 1), 442 SND_SOC_DAPM_OUTPUT("MONO"), 443 SND_SOC_DAPM_OUTPUT("HPL"), 444 SND_SOC_DAPM_OUTPUT("HPR"), 445 SND_SOC_DAPM_OUTPUT("SPKL"), 446 SND_SOC_DAPM_OUTPUT("SPKR"), 447 SND_SOC_DAPM_OUTPUT("OUT3"), 448 SND_SOC_DAPM_OUTPUT("OUT4"), 449 SND_SOC_DAPM_INPUT("LINEL"), 450 SND_SOC_DAPM_INPUT("LINER"), 451 SND_SOC_DAPM_INPUT("MONOIN"), 452 SND_SOC_DAPM_INPUT("PCBEEP"), 453 SND_SOC_DAPM_INPUT("MIC1"), 454 SND_SOC_DAPM_INPUT("MIC2A"), 455 SND_SOC_DAPM_INPUT("MIC2B"), 456 SND_SOC_DAPM_VMID("VMID"), 457 }; 458 459 static const struct snd_soc_dapm_route audio_map[] = { 460 /* left HP mixer */ 461 {"Left HP Mixer", "PC Beep Playback Switch", "PCBEEP"}, 462 {"Left HP Mixer", "Voice Playback Switch", "Voice DAC"}, 463 {"Left HP Mixer", "Aux Playback Switch", "Aux DAC"}, 464 {"Left HP Mixer", "Bypass Playback Switch", "Left Line In"}, 465 {"Left HP Mixer", "PCM Playback Switch", "Left DAC"}, 466 {"Left HP Mixer", "MonoIn Playback Switch", "Mono In"}, 467 {"Left HP Mixer", NULL, "Capture Headphone Mux"}, 468 469 /* right HP mixer */ 470 {"Right HP Mixer", "PC Beep Playback Switch", "PCBEEP"}, 471 {"Right HP Mixer", "Voice Playback Switch", "Voice DAC"}, 472 {"Right HP Mixer", "Aux Playback Switch", "Aux DAC"}, 473 {"Right HP Mixer", "Bypass Playback Switch", "Right Line In"}, 474 {"Right HP Mixer", "PCM Playback Switch", "Right DAC"}, 475 {"Right HP Mixer", "MonoIn Playback Switch", "Mono In"}, 476 {"Right HP Mixer", NULL, "Capture Headphone Mux"}, 477 478 /* virtual mixer - mixes left & right channels for spk and mono */ 479 {"AC97 Mixer", NULL, "Left DAC"}, 480 {"AC97 Mixer", NULL, "Right DAC"}, 481 {"Line Mixer", NULL, "Right Line In"}, 482 {"Line Mixer", NULL, "Left Line In"}, 483 {"HP Mixer", NULL, "Left HP Mixer"}, 484 {"HP Mixer", NULL, "Right HP Mixer"}, 485 {"Capture Mixer", NULL, "Left Capture Source"}, 486 {"Capture Mixer", NULL, "Right Capture Source"}, 487 488 /* speaker mixer */ 489 {"Speaker Mixer", "PC Beep Playback Switch", "PCBEEP"}, 490 {"Speaker Mixer", "Voice Playback Switch", "Voice DAC"}, 491 {"Speaker Mixer", "Aux Playback Switch", "Aux DAC"}, 492 {"Speaker Mixer", "Bypass Playback Switch", "Line Mixer"}, 493 {"Speaker Mixer", "PCM Playback Switch", "AC97 Mixer"}, 494 {"Speaker Mixer", "MonoIn Playback Switch", "Mono In"}, 495 496 /* mono mixer */ 497 {"Mono Mixer", "PC Beep Playback Switch", "PCBEEP"}, 498 {"Mono Mixer", "Voice Playback Switch", "Voice DAC"}, 499 {"Mono Mixer", "Aux Playback Switch", "Aux DAC"}, 500 {"Mono Mixer", "Bypass Playback Switch", "Line Mixer"}, 501 {"Mono Mixer", "PCM Playback Switch", "AC97 Mixer"}, 502 {"Mono Mixer", "Mic 1 Sidetone Switch", "Mic A PGA"}, 503 {"Mono Mixer", "Mic 2 Sidetone Switch", "Mic B PGA"}, 504 {"Mono Mixer", NULL, "Capture Mono Mux"}, 505 506 /* DAC inv mux 1 */ 507 {"DAC Inv Mux 1", "Mono", "Mono Mixer"}, 508 {"DAC Inv Mux 1", "Speaker", "Speaker Mixer"}, 509 {"DAC Inv Mux 1", "Left Headphone", "Left HP Mixer"}, 510 {"DAC Inv Mux 1", "Right Headphone", "Right HP Mixer"}, 511 {"DAC Inv Mux 1", "Headphone Mono", "HP Mixer"}, 512 513 /* DAC inv mux 2 */ 514 {"DAC Inv Mux 2", "Mono", "Mono Mixer"}, 515 {"DAC Inv Mux 2", "Speaker", "Speaker Mixer"}, 516 {"DAC Inv Mux 2", "Left Headphone", "Left HP Mixer"}, 517 {"DAC Inv Mux 2", "Right Headphone", "Right HP Mixer"}, 518 {"DAC Inv Mux 2", "Headphone Mono", "HP Mixer"}, 519 520 /* headphone left mux */ 521 {"Left Headphone Out Mux", "Headphone", "Left HP Mixer"}, 522 523 /* headphone right mux */ 524 {"Right Headphone Out Mux", "Headphone", "Right HP Mixer"}, 525 526 /* speaker left mux */ 527 {"Left Speaker Out Mux", "Headphone", "Left HP Mixer"}, 528 {"Left Speaker Out Mux", "Speaker", "Speaker Mixer"}, 529 {"Left Speaker Out Mux", "Inv", "DAC Inv Mux 1"}, 530 531 /* speaker right mux */ 532 {"Right Speaker Out Mux", "Headphone", "Right HP Mixer"}, 533 {"Right Speaker Out Mux", "Speaker", "Speaker Mixer"}, 534 {"Right Speaker Out Mux", "Inv", "DAC Inv Mux 2"}, 535 536 /* mono mux */ 537 {"Mono Out Mux", "Mono", "Mono Mixer"}, 538 {"Mono Out Mux", "Inv", "DAC Inv Mux 1"}, 539 540 /* out 3 mux */ 541 {"Out 3 Mux", "Inv 1", "DAC Inv Mux 1"}, 542 543 /* out 4 mux */ 544 {"Out 4 Mux", "Inv 2", "DAC Inv Mux 2"}, 545 546 /* output pga */ 547 {"HPL", NULL, "Left Headphone"}, 548 {"Left Headphone", NULL, "Left Headphone Out Mux"}, 549 {"HPR", NULL, "Right Headphone"}, 550 {"Right Headphone", NULL, "Right Headphone Out Mux"}, 551 {"OUT3", NULL, "Out 3"}, 552 {"Out 3", NULL, "Out 3 Mux"}, 553 {"OUT4", NULL, "Out 4"}, 554 {"Out 4", NULL, "Out 4 Mux"}, 555 {"SPKL", NULL, "Left Speaker"}, 556 {"Left Speaker", NULL, "Left Speaker Out Mux"}, 557 {"SPKR", NULL, "Right Speaker"}, 558 {"Right Speaker", NULL, "Right Speaker Out Mux"}, 559 {"MONO", NULL, "Mono Out"}, 560 {"Mono Out", NULL, "Mono Out Mux"}, 561 562 /* input pga */ 563 {"Left Line In", NULL, "LINEL"}, 564 {"Right Line In", NULL, "LINER"}, 565 {"Mono In", NULL, "MONOIN"}, 566 {"Mic A PGA", NULL, "Mic A Pre Amp"}, 567 {"Mic B PGA", NULL, "Mic B Pre Amp"}, 568 569 /* left capture select */ 570 {"Left Capture Source", "Mic 1", "Mic A Pre Amp"}, 571 {"Left Capture Source", "Mic 2", "Mic B Pre Amp"}, 572 {"Left Capture Source", "Line", "LINEL"}, 573 {"Left Capture Source", "Mono In", "MONOIN"}, 574 {"Left Capture Source", "Headphone", "Left HP Mixer"}, 575 {"Left Capture Source", "Speaker", "Speaker Mixer"}, 576 {"Left Capture Source", "Mono Out", "Mono Mixer"}, 577 578 /* right capture select */ 579 {"Right Capture Source", "Mic 1", "Mic A Pre Amp"}, 580 {"Right Capture Source", "Mic 2", "Mic B Pre Amp"}, 581 {"Right Capture Source", "Line", "LINER"}, 582 {"Right Capture Source", "Mono In", "MONOIN"}, 583 {"Right Capture Source", "Headphone", "Right HP Mixer"}, 584 {"Right Capture Source", "Speaker", "Speaker Mixer"}, 585 {"Right Capture Source", "Mono Out", "Mono Mixer"}, 586 587 /* left ADC */ 588 {"Left ADC", NULL, "Left Capture Source"}, 589 {"Left Voice ADC", NULL, "Left ADC"}, 590 {"Left HiFi ADC", NULL, "Left ADC"}, 591 592 /* right ADC */ 593 {"Right ADC", NULL, "Right Capture Source"}, 594 {"Right Voice ADC", NULL, "Right ADC"}, 595 {"Right HiFi ADC", NULL, "Right ADC"}, 596 597 /* mic */ 598 {"Mic A Pre Amp", NULL, "Mic A Source"}, 599 {"Mic A Source", "Mic 1", "MIC1"}, 600 {"Mic A Source", "Mic 2 A", "MIC2A"}, 601 {"Mic A Source", "Mic 2 B", "Mic B Source"}, 602 {"Mic B Pre Amp", "MPB", "Mic B Source"}, 603 {"Mic B Source", NULL, "MIC2B"}, 604 605 /* headphone capture */ 606 {"Capture Headphone Mux", "Stereo", "Capture Mixer"}, 607 {"Capture Headphone Mux", "Left", "Left Capture Source"}, 608 {"Capture Headphone Mux", "Right", "Right Capture Source"}, 609 610 /* mono capture */ 611 {"Capture Mono Mux", "Stereo", "Capture Mixer"}, 612 {"Capture Mono Mux", "Left", "Left Capture Source"}, 613 {"Capture Mono Mux", "Right", "Right Capture Source"}, 614 }; 615 616 static int wm9713_add_widgets(struct snd_soc_codec *codec) 617 { 618 snd_soc_dapm_new_controls(codec, wm9713_dapm_widgets, 619 ARRAY_SIZE(wm9713_dapm_widgets)); 620 621 snd_soc_dapm_add_routes(codec, audio_map, ARRAY_SIZE(audio_map)); 622 623 snd_soc_dapm_new_widgets(codec); 624 return 0; 625 } 626 627 static unsigned int ac97_read(struct snd_soc_codec *codec, 628 unsigned int reg) 629 { 630 u16 *cache = codec->reg_cache; 631 632 if (reg == AC97_RESET || reg == AC97_GPIO_STATUS || 633 reg == AC97_VENDOR_ID1 || reg == AC97_VENDOR_ID2 || 634 reg == AC97_CD) 635 return soc_ac97_ops.read(codec->ac97, reg); 636 else { 637 reg = reg >> 1; 638 639 if (reg > (ARRAY_SIZE(wm9713_reg))) 640 return -EIO; 641 642 return cache[reg]; 643 } 644 } 645 646 static int ac97_write(struct snd_soc_codec *codec, unsigned int reg, 647 unsigned int val) 648 { 649 u16 *cache = codec->reg_cache; 650 if (reg < 0x7c) 651 soc_ac97_ops.write(codec->ac97, reg, val); 652 reg = reg >> 1; 653 if (reg <= (ARRAY_SIZE(wm9713_reg))) 654 cache[reg] = val; 655 656 return 0; 657 } 658 659 /* PLL divisors */ 660 struct _pll_div { 661 u32 divsel:1; 662 u32 divctl:1; 663 u32 lf:1; 664 u32 n:4; 665 u32 k:24; 666 }; 667 668 /* The size in bits of the PLL divide multiplied by 10 669 * to allow rounding later */ 670 #define FIXED_PLL_SIZE ((1 << 22) * 10) 671 672 static void pll_factors(struct _pll_div *pll_div, unsigned int source) 673 { 674 u64 Kpart; 675 unsigned int K, Ndiv, Nmod, target; 676 677 /* The the PLL output is always 98.304MHz. */ 678 target = 98304000; 679 680 /* If the input frequency is over 14.4MHz then scale it down. */ 681 if (source > 14400000) { 682 source >>= 1; 683 pll_div->divsel = 1; 684 685 if (source > 14400000) { 686 source >>= 1; 687 pll_div->divctl = 1; 688 } else 689 pll_div->divctl = 0; 690 691 } else { 692 pll_div->divsel = 0; 693 pll_div->divctl = 0; 694 } 695 696 /* Low frequency sources require an additional divide in the 697 * loop. 698 */ 699 if (source < 8192000) { 700 pll_div->lf = 1; 701 target >>= 2; 702 } else 703 pll_div->lf = 0; 704 705 Ndiv = target / source; 706 if ((Ndiv < 5) || (Ndiv > 12)) 707 printk(KERN_WARNING 708 "WM9713 PLL N value %d out of recommended range!\n", 709 Ndiv); 710 711 pll_div->n = Ndiv; 712 Nmod = target % source; 713 Kpart = FIXED_PLL_SIZE * (long long)Nmod; 714 715 do_div(Kpart, source); 716 717 K = Kpart & 0xFFFFFFFF; 718 719 /* Check if we need to round */ 720 if ((K % 10) >= 5) 721 K += 5; 722 723 /* Move down to proper range now rounding is done */ 724 K /= 10; 725 726 pll_div->k = K; 727 } 728 729 /** 730 * Please note that changing the PLL input frequency may require 731 * resynchronisation with the AC97 controller. 732 */ 733 static int wm9713_set_pll(struct snd_soc_codec *codec, 734 int pll_id, unsigned int freq_in, unsigned int freq_out) 735 { 736 struct wm9713_priv *wm9713 = codec->private_data; 737 u16 reg, reg2; 738 struct _pll_div pll_div; 739 740 /* turn PLL off ? */ 741 if (freq_in == 0 || freq_out == 0) { 742 /* disable PLL power and select ext source */ 743 reg = ac97_read(codec, AC97_HANDSET_RATE); 744 ac97_write(codec, AC97_HANDSET_RATE, reg | 0x0080); 745 reg = ac97_read(codec, AC97_EXTENDED_MID); 746 ac97_write(codec, AC97_EXTENDED_MID, reg | 0x0200); 747 wm9713->pll_out = 0; 748 return 0; 749 } 750 751 pll_factors(&pll_div, freq_in); 752 753 if (pll_div.k == 0) { 754 reg = (pll_div.n << 12) | (pll_div.lf << 11) | 755 (pll_div.divsel << 9) | (pll_div.divctl << 8); 756 ac97_write(codec, AC97_LINE1_LEVEL, reg); 757 } else { 758 /* write the fractional k to the reg 0x46 pages */ 759 reg2 = (pll_div.n << 12) | (pll_div.lf << 11) | (1 << 10) | 760 (pll_div.divsel << 9) | (pll_div.divctl << 8); 761 762 /* K [21:20] */ 763 reg = reg2 | (0x5 << 4) | (pll_div.k >> 20); 764 ac97_write(codec, AC97_LINE1_LEVEL, reg); 765 766 /* K [19:16] */ 767 reg = reg2 | (0x4 << 4) | ((pll_div.k >> 16) & 0xf); 768 ac97_write(codec, AC97_LINE1_LEVEL, reg); 769 770 /* K [15:12] */ 771 reg = reg2 | (0x3 << 4) | ((pll_div.k >> 12) & 0xf); 772 ac97_write(codec, AC97_LINE1_LEVEL, reg); 773 774 /* K [11:8] */ 775 reg = reg2 | (0x2 << 4) | ((pll_div.k >> 8) & 0xf); 776 ac97_write(codec, AC97_LINE1_LEVEL, reg); 777 778 /* K [7:4] */ 779 reg = reg2 | (0x1 << 4) | ((pll_div.k >> 4) & 0xf); 780 ac97_write(codec, AC97_LINE1_LEVEL, reg); 781 782 reg = reg2 | (0x0 << 4) | (pll_div.k & 0xf); /* K [3:0] */ 783 ac97_write(codec, AC97_LINE1_LEVEL, reg); 784 } 785 786 /* turn PLL on and select as source */ 787 reg = ac97_read(codec, AC97_EXTENDED_MID); 788 ac97_write(codec, AC97_EXTENDED_MID, reg & 0xfdff); 789 reg = ac97_read(codec, AC97_HANDSET_RATE); 790 ac97_write(codec, AC97_HANDSET_RATE, reg & 0xff7f); 791 wm9713->pll_out = freq_out; 792 wm9713->pll_in = freq_in; 793 794 /* wait 10ms AC97 link frames for the link to stabilise */ 795 schedule_timeout_interruptible(msecs_to_jiffies(10)); 796 return 0; 797 } 798 799 static int wm9713_set_dai_pll(struct snd_soc_dai *codec_dai, 800 int pll_id, unsigned int freq_in, unsigned int freq_out) 801 { 802 struct snd_soc_codec *codec = codec_dai->codec; 803 return wm9713_set_pll(codec, pll_id, freq_in, freq_out); 804 } 805 806 /* 807 * Tristate the PCM DAI lines, tristate can be disabled by calling 808 * wm9713_set_dai_fmt() 809 */ 810 static int wm9713_set_dai_tristate(struct snd_soc_dai *codec_dai, 811 int tristate) 812 { 813 struct snd_soc_codec *codec = codec_dai->codec; 814 u16 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0x9fff; 815 816 if (tristate) 817 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg); 818 819 return 0; 820 } 821 822 /* 823 * Configure WM9713 clock dividers. 824 * Voice DAC needs 256 FS 825 */ 826 static int wm9713_set_dai_clkdiv(struct snd_soc_dai *codec_dai, 827 int div_id, int div) 828 { 829 struct snd_soc_codec *codec = codec_dai->codec; 830 u16 reg; 831 832 switch (div_id) { 833 case WM9713_PCMCLK_DIV: 834 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xf0ff; 835 ac97_write(codec, AC97_HANDSET_RATE, reg | div); 836 break; 837 case WM9713_CLKA_MULT: 838 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xfffd; 839 ac97_write(codec, AC97_HANDSET_RATE, reg | div); 840 break; 841 case WM9713_CLKB_MULT: 842 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xfffb; 843 ac97_write(codec, AC97_HANDSET_RATE, reg | div); 844 break; 845 case WM9713_HIFI_DIV: 846 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0x8fff; 847 ac97_write(codec, AC97_HANDSET_RATE, reg | div); 848 break; 849 case WM9713_PCMBCLK_DIV: 850 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0xf1ff; 851 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg | div); 852 break; 853 case WM9713_PCMCLK_PLL_DIV: 854 reg = ac97_read(codec, AC97_LINE1_LEVEL) & 0xff80; 855 ac97_write(codec, AC97_LINE1_LEVEL, reg | 0x60 | div); 856 break; 857 case WM9713_HIFI_PLL_DIV: 858 reg = ac97_read(codec, AC97_LINE1_LEVEL) & 0xff80; 859 ac97_write(codec, AC97_LINE1_LEVEL, reg | 0x70 | div); 860 break; 861 default: 862 return -EINVAL; 863 } 864 865 return 0; 866 } 867 868 static int wm9713_set_dai_fmt(struct snd_soc_dai *codec_dai, 869 unsigned int fmt) 870 { 871 struct snd_soc_codec *codec = codec_dai->codec; 872 u16 gpio = ac97_read(codec, AC97_GPIO_CFG) & 0xffc5; 873 u16 reg = 0x8000; 874 875 /* clock masters */ 876 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { 877 case SND_SOC_DAIFMT_CBM_CFM: 878 reg |= 0x4000; 879 gpio |= 0x0010; 880 break; 881 case SND_SOC_DAIFMT_CBM_CFS: 882 reg |= 0x6000; 883 gpio |= 0x0018; 884 break; 885 case SND_SOC_DAIFMT_CBS_CFS: 886 reg |= 0x2000; 887 gpio |= 0x001a; 888 break; 889 case SND_SOC_DAIFMT_CBS_CFM: 890 gpio |= 0x0012; 891 break; 892 } 893 894 /* clock inversion */ 895 switch (fmt & SND_SOC_DAIFMT_INV_MASK) { 896 case SND_SOC_DAIFMT_IB_IF: 897 reg |= 0x00c0; 898 break; 899 case SND_SOC_DAIFMT_IB_NF: 900 reg |= 0x0080; 901 break; 902 case SND_SOC_DAIFMT_NB_IF: 903 reg |= 0x0040; 904 break; 905 } 906 907 /* DAI format */ 908 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { 909 case SND_SOC_DAIFMT_I2S: 910 reg |= 0x0002; 911 break; 912 case SND_SOC_DAIFMT_RIGHT_J: 913 break; 914 case SND_SOC_DAIFMT_LEFT_J: 915 reg |= 0x0001; 916 break; 917 case SND_SOC_DAIFMT_DSP_A: 918 reg |= 0x0003; 919 break; 920 case SND_SOC_DAIFMT_DSP_B: 921 reg |= 0x0043; 922 break; 923 } 924 925 ac97_write(codec, AC97_GPIO_CFG, gpio); 926 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg); 927 return 0; 928 } 929 930 static int wm9713_pcm_hw_params(struct snd_pcm_substream *substream, 931 struct snd_pcm_hw_params *params) 932 { 933 struct snd_soc_pcm_runtime *rtd = substream->private_data; 934 struct snd_soc_device *socdev = rtd->socdev; 935 struct snd_soc_codec *codec = socdev->codec; 936 u16 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0xfff3; 937 938 switch (params_format(params)) { 939 case SNDRV_PCM_FORMAT_S16_LE: 940 break; 941 case SNDRV_PCM_FORMAT_S20_3LE: 942 reg |= 0x0004; 943 break; 944 case SNDRV_PCM_FORMAT_S24_LE: 945 reg |= 0x0008; 946 break; 947 case SNDRV_PCM_FORMAT_S32_LE: 948 reg |= 0x000c; 949 break; 950 } 951 952 /* enable PCM interface in master mode */ 953 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg); 954 return 0; 955 } 956 957 static void wm9713_voiceshutdown(struct snd_pcm_substream *substream) 958 { 959 struct snd_soc_pcm_runtime *rtd = substream->private_data; 960 struct snd_soc_device *socdev = rtd->socdev; 961 struct snd_soc_codec *codec = socdev->codec; 962 u16 status; 963 964 /* Gracefully shut down the voice interface. */ 965 status = ac97_read(codec, AC97_EXTENDED_STATUS) | 0x1000; 966 ac97_write(codec, AC97_HANDSET_RATE, 0x0280); 967 schedule_timeout_interruptible(msecs_to_jiffies(1)); 968 ac97_write(codec, AC97_HANDSET_RATE, 0x0F80); 969 ac97_write(codec, AC97_EXTENDED_MID, status); 970 } 971 972 static int ac97_hifi_prepare(struct snd_pcm_substream *substream) 973 { 974 struct snd_pcm_runtime *runtime = substream->runtime; 975 struct snd_soc_pcm_runtime *rtd = substream->private_data; 976 struct snd_soc_device *socdev = rtd->socdev; 977 struct snd_soc_codec *codec = socdev->codec; 978 int reg; 979 u16 vra; 980 981 vra = ac97_read(codec, AC97_EXTENDED_STATUS); 982 ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1); 983 984 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) 985 reg = AC97_PCM_FRONT_DAC_RATE; 986 else 987 reg = AC97_PCM_LR_ADC_RATE; 988 989 return ac97_write(codec, reg, runtime->rate); 990 } 991 992 static int ac97_aux_prepare(struct snd_pcm_substream *substream) 993 { 994 struct snd_pcm_runtime *runtime = substream->runtime; 995 struct snd_soc_pcm_runtime *rtd = substream->private_data; 996 struct snd_soc_device *socdev = rtd->socdev; 997 struct snd_soc_codec *codec = socdev->codec; 998 u16 vra, xsle; 999 1000 vra = ac97_read(codec, AC97_EXTENDED_STATUS); 1001 ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1); 1002 xsle = ac97_read(codec, AC97_PCI_SID); 1003 ac97_write(codec, AC97_PCI_SID, xsle | 0x8000); 1004 1005 if (substream->stream != SNDRV_PCM_STREAM_PLAYBACK) 1006 return -ENODEV; 1007 1008 return ac97_write(codec, AC97_PCM_SURR_DAC_RATE, runtime->rate); 1009 } 1010 1011 #define WM9713_RATES (SNDRV_PCM_RATE_8000 | \ 1012 SNDRV_PCM_RATE_11025 | \ 1013 SNDRV_PCM_RATE_22050 | \ 1014 SNDRV_PCM_RATE_44100 | \ 1015 SNDRV_PCM_RATE_48000) 1016 1017 #define WM9713_PCM_RATES (SNDRV_PCM_RATE_8000 | \ 1018 SNDRV_PCM_RATE_11025 | \ 1019 SNDRV_PCM_RATE_16000 | \ 1020 SNDRV_PCM_RATE_22050 | \ 1021 SNDRV_PCM_RATE_44100 | \ 1022 SNDRV_PCM_RATE_48000) 1023 1024 #define WM9713_PCM_FORMATS \ 1025 (SNDRV_PCM_FORMAT_S16_LE | SNDRV_PCM_FORMAT_S20_3LE | \ 1026 SNDRV_PCM_FORMAT_S24_LE) 1027 1028 struct snd_soc_dai wm9713_dai[] = { 1029 { 1030 .name = "AC97 HiFi", 1031 .type = SND_SOC_DAI_AC97_BUS, 1032 .playback = { 1033 .stream_name = "HiFi Playback", 1034 .channels_min = 1, 1035 .channels_max = 2, 1036 .rates = WM9713_RATES, 1037 .formats = SNDRV_PCM_FMTBIT_S16_LE,}, 1038 .capture = { 1039 .stream_name = "HiFi Capture", 1040 .channels_min = 1, 1041 .channels_max = 2, 1042 .rates = WM9713_RATES, 1043 .formats = SNDRV_PCM_FMTBIT_S16_LE,}, 1044 .ops = { 1045 .prepare = ac97_hifi_prepare,}, 1046 .dai_ops = { 1047 .set_clkdiv = wm9713_set_dai_clkdiv, 1048 .set_pll = wm9713_set_dai_pll,}, 1049 }, 1050 { 1051 .name = "AC97 Aux", 1052 .playback = { 1053 .stream_name = "Aux Playback", 1054 .channels_min = 1, 1055 .channels_max = 1, 1056 .rates = WM9713_RATES, 1057 .formats = SNDRV_PCM_FMTBIT_S16_LE,}, 1058 .ops = { 1059 .prepare = ac97_aux_prepare,}, 1060 .dai_ops = { 1061 .set_clkdiv = wm9713_set_dai_clkdiv, 1062 .set_pll = wm9713_set_dai_pll,}, 1063 }, 1064 { 1065 .name = "WM9713 Voice", 1066 .playback = { 1067 .stream_name = "Voice Playback", 1068 .channels_min = 1, 1069 .channels_max = 1, 1070 .rates = WM9713_PCM_RATES, 1071 .formats = WM9713_PCM_FORMATS,}, 1072 .capture = { 1073 .stream_name = "Voice Capture", 1074 .channels_min = 1, 1075 .channels_max = 2, 1076 .rates = WM9713_PCM_RATES, 1077 .formats = WM9713_PCM_FORMATS,}, 1078 .ops = { 1079 .hw_params = wm9713_pcm_hw_params, 1080 .shutdown = wm9713_voiceshutdown,}, 1081 .dai_ops = { 1082 .set_clkdiv = wm9713_set_dai_clkdiv, 1083 .set_pll = wm9713_set_dai_pll, 1084 .set_fmt = wm9713_set_dai_fmt, 1085 .set_tristate = wm9713_set_dai_tristate, 1086 }, 1087 }, 1088 }; 1089 EXPORT_SYMBOL_GPL(wm9713_dai); 1090 1091 int wm9713_reset(struct snd_soc_codec *codec, int try_warm) 1092 { 1093 if (try_warm && soc_ac97_ops.warm_reset) { 1094 soc_ac97_ops.warm_reset(codec->ac97); 1095 if (ac97_read(codec, 0) == wm9713_reg[0]) 1096 return 1; 1097 } 1098 1099 soc_ac97_ops.reset(codec->ac97); 1100 if (ac97_read(codec, 0) != wm9713_reg[0]) 1101 return -EIO; 1102 return 0; 1103 } 1104 EXPORT_SYMBOL_GPL(wm9713_reset); 1105 1106 static int wm9713_set_bias_level(struct snd_soc_codec *codec, 1107 enum snd_soc_bias_level level) 1108 { 1109 u16 reg; 1110 1111 switch (level) { 1112 case SND_SOC_BIAS_ON: 1113 /* enable thermal shutdown */ 1114 reg = ac97_read(codec, AC97_EXTENDED_MID) & 0x1bff; 1115 ac97_write(codec, AC97_EXTENDED_MID, reg); 1116 break; 1117 case SND_SOC_BIAS_PREPARE: 1118 break; 1119 case SND_SOC_BIAS_STANDBY: 1120 /* enable master bias and vmid */ 1121 reg = ac97_read(codec, AC97_EXTENDED_MID) & 0x3bff; 1122 ac97_write(codec, AC97_EXTENDED_MID, reg); 1123 ac97_write(codec, AC97_POWERDOWN, 0x0000); 1124 break; 1125 case SND_SOC_BIAS_OFF: 1126 /* disable everything including AC link */ 1127 ac97_write(codec, AC97_EXTENDED_MID, 0xffff); 1128 ac97_write(codec, AC97_EXTENDED_MSTATUS, 0xffff); 1129 ac97_write(codec, AC97_POWERDOWN, 0xffff); 1130 break; 1131 } 1132 codec->bias_level = level; 1133 return 0; 1134 } 1135 1136 static int wm9713_soc_suspend(struct platform_device *pdev, 1137 pm_message_t state) 1138 { 1139 struct snd_soc_device *socdev = platform_get_drvdata(pdev); 1140 struct snd_soc_codec *codec = socdev->codec; 1141 u16 reg; 1142 1143 /* Disable everything except touchpanel - that will be handled 1144 * by the touch driver and left disabled if touch is not in 1145 * use. */ 1146 reg = ac97_read(codec, AC97_EXTENDED_MID); 1147 ac97_write(codec, AC97_EXTENDED_MID, reg | 0x7fff); 1148 ac97_write(codec, AC97_EXTENDED_MSTATUS, 0xffff); 1149 ac97_write(codec, AC97_POWERDOWN, 0x6f00); 1150 ac97_write(codec, AC97_POWERDOWN, 0xffff); 1151 1152 return 0; 1153 } 1154 1155 static int wm9713_soc_resume(struct platform_device *pdev) 1156 { 1157 struct snd_soc_device *socdev = platform_get_drvdata(pdev); 1158 struct snd_soc_codec *codec = socdev->codec; 1159 struct wm9713_priv *wm9713 = codec->private_data; 1160 int i, ret; 1161 u16 *cache = codec->reg_cache; 1162 1163 ret = wm9713_reset(codec, 1); 1164 if (ret < 0) { 1165 printk(KERN_ERR "could not reset AC97 codec\n"); 1166 return ret; 1167 } 1168 1169 wm9713_set_bias_level(codec, SND_SOC_BIAS_STANDBY); 1170 1171 /* do we need to re-start the PLL ? */ 1172 if (wm9713->pll_out) 1173 wm9713_set_pll(codec, 0, wm9713->pll_in, wm9713->pll_out); 1174 1175 /* only synchronise the codec if warm reset failed */ 1176 if (ret == 0) { 1177 for (i = 2; i < ARRAY_SIZE(wm9713_reg) << 1; i += 2) { 1178 if (i == AC97_POWERDOWN || i == AC97_EXTENDED_MID || 1179 i == AC97_EXTENDED_MSTATUS || i > 0x66) 1180 continue; 1181 soc_ac97_ops.write(codec->ac97, i, cache[i>>1]); 1182 } 1183 } 1184 1185 if (codec->suspend_bias_level == SND_SOC_BIAS_ON) 1186 wm9713_set_bias_level(codec, SND_SOC_BIAS_ON); 1187 1188 return ret; 1189 } 1190 1191 static int wm9713_soc_probe(struct platform_device *pdev) 1192 { 1193 struct snd_soc_device *socdev = platform_get_drvdata(pdev); 1194 struct snd_soc_codec *codec; 1195 int ret = 0, reg; 1196 1197 printk(KERN_INFO "WM9713/WM9714 SoC Audio Codec %s\n", WM9713_VERSION); 1198 1199 socdev->codec = kzalloc(sizeof(struct snd_soc_codec), GFP_KERNEL); 1200 if (socdev->codec == NULL) 1201 return -ENOMEM; 1202 codec = socdev->codec; 1203 mutex_init(&codec->mutex); 1204 1205 codec->reg_cache = kmemdup(wm9713_reg, sizeof(wm9713_reg), GFP_KERNEL); 1206 if (codec->reg_cache == NULL) { 1207 ret = -ENOMEM; 1208 goto cache_err; 1209 } 1210 codec->reg_cache_size = sizeof(wm9713_reg); 1211 codec->reg_cache_step = 2; 1212 1213 codec->private_data = kzalloc(sizeof(struct wm9713_priv), GFP_KERNEL); 1214 if (codec->private_data == NULL) { 1215 ret = -ENOMEM; 1216 goto priv_err; 1217 } 1218 1219 codec->name = "WM9713"; 1220 codec->owner = THIS_MODULE; 1221 codec->dai = wm9713_dai; 1222 codec->num_dai = ARRAY_SIZE(wm9713_dai); 1223 codec->write = ac97_write; 1224 codec->read = ac97_read; 1225 codec->set_bias_level = wm9713_set_bias_level; 1226 INIT_LIST_HEAD(&codec->dapm_widgets); 1227 INIT_LIST_HEAD(&codec->dapm_paths); 1228 1229 ret = snd_soc_new_ac97_codec(codec, &soc_ac97_ops, 0); 1230 if (ret < 0) 1231 goto codec_err; 1232 1233 /* register pcms */ 1234 ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1); 1235 if (ret < 0) 1236 goto pcm_err; 1237 1238 /* do a cold reset for the controller and then try 1239 * a warm reset followed by an optional cold reset for codec */ 1240 wm9713_reset(codec, 0); 1241 ret = wm9713_reset(codec, 1); 1242 if (ret < 0) { 1243 printk(KERN_ERR "AC97 link error\n"); 1244 goto reset_err; 1245 } 1246 1247 wm9713_set_bias_level(codec, SND_SOC_BIAS_STANDBY); 1248 1249 /* unmute the adc - move to kcontrol */ 1250 reg = ac97_read(codec, AC97_CD) & 0x7fff; 1251 ac97_write(codec, AC97_CD, reg); 1252 1253 wm9713_add_controls(codec); 1254 wm9713_add_widgets(codec); 1255 ret = snd_soc_register_card(socdev); 1256 if (ret < 0) 1257 goto reset_err; 1258 return 0; 1259 1260 reset_err: 1261 snd_soc_free_pcms(socdev); 1262 1263 pcm_err: 1264 snd_soc_free_ac97_codec(codec); 1265 1266 codec_err: 1267 kfree(codec->private_data); 1268 1269 priv_err: 1270 kfree(codec->reg_cache); 1271 1272 cache_err: 1273 kfree(socdev->codec); 1274 socdev->codec = NULL; 1275 return ret; 1276 } 1277 1278 static int wm9713_soc_remove(struct platform_device *pdev) 1279 { 1280 struct snd_soc_device *socdev = platform_get_drvdata(pdev); 1281 struct snd_soc_codec *codec = socdev->codec; 1282 1283 if (codec == NULL) 1284 return 0; 1285 1286 snd_soc_dapm_free(socdev); 1287 snd_soc_free_pcms(socdev); 1288 snd_soc_free_ac97_codec(codec); 1289 kfree(codec->private_data); 1290 kfree(codec->reg_cache); 1291 kfree(codec->dai); 1292 kfree(codec); 1293 return 0; 1294 } 1295 1296 struct snd_soc_codec_device soc_codec_dev_wm9713 = { 1297 .probe = wm9713_soc_probe, 1298 .remove = wm9713_soc_remove, 1299 .suspend = wm9713_soc_suspend, 1300 .resume = wm9713_soc_resume, 1301 }; 1302 EXPORT_SYMBOL_GPL(soc_codec_dev_wm9713); 1303 1304 MODULE_DESCRIPTION("ASoC WM9713/WM9714 driver"); 1305 MODULE_AUTHOR("Liam Girdwood"); 1306 MODULE_LICENSE("GPL"); 1307